"cjcampbell" writes:

I should elaborate a little more. A little research indicates that
there are many problems with ethanol.

Oh, *research*??? Is that where we're going now? O.k., so you're
familiar with these folks, right?
http://www.age85.org/

Rubber hoses in recent models of cars have been made more resistant to
ethanol. The vast majority of airplanes, however, were built before
1987.

Like the Cessna 180/182?
http://www.age85.org/STCs.htm

I was able to turn up several papers documenting that ethanol was
corrosive to aluminum, at the very lest.

Piper Owner Society:
http://web.archive.org/web/200108081...rg/Ethanol.htm

Tests have shown there is no problem with AGE-85 and aluminum.
In fact, it seems to cause less corrosion than avgas. Virtually
all polymers used in aircraft made in the last decade are
alcohol compatible.

Oh, but it is true. You may be a little young to remember, but back in
the days when ethanol was first introduced, [...]

Ah...there we go.

--kyler